include/asm/delay.h

0001 /* SPDX-License-Identifier: GPL-2.0 */
0002 /*
0003  *  S390 version
0004  *    Copyright IBM Corp. 1999
0005  *    Author(s): Martin Schwidefsky (schwidefsky@de.ibm.com)
0006  *
0007  *  Derived from "include/asm-i386/delay.h"
0008  *    Copyright (C) 1993 Linus Torvalds
0009  *
0010  *  Delay routines calling functions in arch/s390/lib/delay.c
0011  */
0012
0013 #ifndef _S390_DELAY_H
0014 #define _S390_DELAY_H
0015
0016 void __ndelay(unsigned long nsecs);
0017 void __udelay(unsigned long usecs);
0018 void __delay(unsigned long loops);
0019
0020 #define ndelay(n) __ndelay((unsigned long)(n))
0021 #define udelay(n) __udelay((unsigned long)(n))
0022 #define mdelay(n) __udelay((unsigned long)(n) * 1000)
0023
0024 #endif /* defined(_S390_DELAY_H) */